Software⏱️ 2 min read📅 2026-05-31

How to Fix: Error "Uncaught SyntaxError: Unexpected token with JSON.parse"

Learn how to fix: Error "Uncaught SyntaxError: Unexpected token with JSON.parse".

Quick Answer: Try checking your system settings or restarting.

The error 'Uncaught SyntaxError: Unexpected token with JSON.parse' occurs when the JavaScript code attempts to parse a string as JSON, but the string contains invalid or malformed data. In this case, the issue lies in the fact that the 'price' and 'quantity' values are strings instead of numbers.

🔍 Why This Happens

  • [Cause]

🔧 Proven Troubleshooting Steps

Method 1: Correcting Data Types

  1. Step 1: Ensure that all 'price' and 'quantity' values are numeric strings by using the parseInt() function or a similar conversion method.

Method 2: Using JSON.parse with a Try-Catch Block

  1. Step 1: Wrap the JSON.parse() function call in a try-catch block to catch and handle any errors that may occur.

✨ Wrapping Up

By following these steps, you should be able to resolve the 'Uncaught SyntaxError: Unexpected token with JSON.parse' error and successfully parse your JSON data.

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